Error Code C-20

Oven sensor opened (over 2950 ohms)

What This Means

Damaged sensor; Disconnected sensor harness; Poor terminal connection

How to Fix

1. 1

   Disconnect power and open back cover

2. 2

   Measure sensor resistance at room temperature (should be 1080 ohms)

3. 3

   Check harness connection at CN100 of Sub PCB

4. 4

   Replace oven sensor if resistance is abnormal

5. 5

   Check for damaged terminals or wire harness